# Science Benchmark 4 Review

## Quiz by Kimberly Dendy

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14 questions
• Q1
Jacob put yeast into a bowl of water and added a little sugar. He put the bowl in a warm place. After a while, Jacob observed foam spilling out of the bowl. What kind of change is occurring?
chemical change
physical change
scientific change
geological change
30s
• Q2
Mai filled two balloons with the same amounts of water, sugar, and yeast. She put one on a table in the classroom. She put the other on a sunny windowsill. Why did Mai observe that the balloon in the window grew larger in size?
The windowsill area is warmer
The classroom table area is the same temperature as the windowsill.
The windowsill area is cooler.
The classroom table area is warmer
30s
• Q3
Which of the following represents a chemical change?
Broken Window
Digging Dirt
Fireworks
Waterfall
30s
• Q4
Which of these conditions has the greatest effect on how quickly a substance changes from one state to another?
temperature
shape
color
light
30s
• Q5
Why does milk have to be kept in a refrigerator?
Physical changes that cause milk to spoil are slower at lower temperatures.
No chemical or physical changes can occur at cool temperatures.
Milk tastes better when it is cold.
The reactions that cause milk to spoil are slower at lower temperatures.
30s
• Q6
Sergio tested a control solution at room temperature (25 °C), and measured how fast salt dissolved in it. Next, he cooled solution A to 10 °C and heated solution B to 40 °C. How quickly did the salt dissolve in solutions A and B compared to the control?
faster for solution A and slower for solution B
slower for solutions A and B
faster for solutions A and B
slower for solution A and faster for solution B
30s
• Q7
Jessica is helping her mom cook dinner. After she adds salt to the boiling water, what will she have in the pot?
a solution called a mixture
a mixture called a solution
a solution called a combination
a mixture called a combination
30s
• Q8
Ben took a picnic to a sandy beach. He brought a garden salad and lemonade. Which of these bestdescribes sand, a garden salad, and lemonade?
solutes
atoms
mixtures
solutions
30s
• Q9
Jimmy's mom boils water in a pot on the stove to make soup. Which of these ingredients will dissolve in the water?
salt
pepper
oil
garlic
30s
• Q10
How would a picture of the particles of a solid look like?
The particles would be jam packed together and not moving.
the particles would be flying around
the particles would be bumping into each other.
the particles would be close but not touching
30s
• Q11
. Each of the states of matter has specific characteristics. Which statement correctlydescribes one of these characteristics?
Liquids have definite volume and shape.
The particles in solids have weak forces of attraction.
Solids flow from one place to another.
Gases can expand and be compressed
30s
• Q12
Shyanne needs to make a list of the physical properties of matter. Which of these should Shyanne include in her list?
temperature
balance
thermometer
30s
• Q13
Each state of matter has certain physical properties. Which is a physical property of a gas?
It has definite texture.
It can be compressed.
It has definite shape.
Its particles vibrate in place.
30s
• Q14
Different elements have different kinds of atoms. How can you tell an atom of one element from an atom of another?
the number of electrons
the number of neutrons
the number of protons
the number of nuclei
30s

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